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| non-living factors. e.g., water, rock, wind, etc. |
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| an organism (a producer)that produces food from inorganic materials using an energy source, if sun's energy - photosynthetic organism or if chemical energy - chemosynthetic. |
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| capable of being broken down by the action of living things (as microbes) into simpler products. The products may be more or less harmful, but usually the products are less harmful than the original compound. |
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| the number of different species living in a specific area |
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Abiotic cycle.
the movement of elements through the biosphere, atmosphere, lithosphere, and hydrosphere involving living organisms, chemical processes, and geological processes. |
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| Biological Magnification (biomagnification) |
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| increasing the concentration of toxic substances (polynuclear aromatic hydrocarbons, polychlorinated biphenyls, chlorinated hydrocarbons - like DDT)in organisms as trophic levels increase in food chains or food webs. |
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| total mass of living matter at each trophic level. |
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| ecosystems within areas of similar climate and similar organisms |
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| the thin layer of Earth and the atmosphere in which organisms can live. |
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| living factors - having to do with the activities of organisms. |
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| an example of a consumer, specifically one that eats animals. |
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| the largest number of individuals in a species that an environment can support over a long period of time. |
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| an area's long term weather characteristics like temperature, wind speeds and directions, length of day. The characteristics of a particular climate depends on latitude, elevation, ocean currents, precipitation patterns, etc. |
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| this is a stable group of organism that is mature with little change in the kinds of species that live together. |
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| a type of symbiotic relationship between two orgamism. This type involves one organism that benefits and one organism that is not benefitted or harmed. |
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| different populations in an area. These populations interact with each other in an area. |
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| heterotrophs: herbivores, carnivores, omnivores, detritivores, decomposers. Organism that do not produce their own food. |
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| break down organic matter |
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| an area that gets less than 6 inches (15 centimeters) of precipitation. Average rate of evaporation exceeds its annual rate of precipitation. Characterized by cati, snakes, liards |
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| a change of community of organisms because of changing abiotic and biotic factors. Involves groups of species. |
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| the study of all interrelationships between organisms and their environment. |
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| biological communities and all nonliving (abiotic) factors in the environment |
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| the movement of individuals away from a population. |
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| usable power. The ultimate source of energy for earthlings is the sun. Energy is neither created nor destroyed, it is transferred and changes form. |
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| energy conversions are not very efficient (lost energy as heat). At each link in a food chain, a substantial portion of the sun's energy - originally trapped by a photosynthesizing autotroph - is dissipated back to the environment (ultimately as heat). |
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| the complex of physical, chemical, and biotic factors (as climate, soil, and living things) that act upon an organism that determine its form and survival |
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| a place where freshwater river(s) and stream(s) flow into the ocean, mixing with the seawater. Characterized by diverse organisms. |
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| "Exotic," "alien" or "non-native" species refer to plants, animals, or other organisms that have been accidentally or purposefuly introduced to an area other than where they originated. |
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| occurs when there are all the food and shelter an organisms needs and there are few if any predators.Example 2,4,8,16,32,64,128, etc. increasing with each generation. |
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| A model showing a single path for energy to flow through an ecosystem. |
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| A model showing a interconnected paths for energy to flow through an ecosystem. |
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| the burning of fossil fuels, such as coal and oil, and deforestation have caused the concentrations of heat-trapping "greenhouse gases" to increase in our atmosphere. These gases, like CO2, prevent heat from escaping to space, somewhat like the glass panels of a greenhouse. |
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| a biome characterized by a thick cover of grasses instead of trees or shrubs. |
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| the physical area where an organism lives, e.g., cave, soil, dead log in a forest, fish aquarium, stream, river, ocean, etc. |
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| an organism that only eats plants. |
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| a consumer, an organism that eats other organisms because a heterotroph cannot make its own food. |
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| the movement of an individual into a populatuon. |
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| A biotic or abiotic factor that limits the number and distribution of a populaton. |
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| a type of symbiotic relationship in which both organisms in the relationship benefit. |
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| is the role that an organism plays in a place (profession of the organism). |
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| an exotic species, originating in another place. |
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| a consumer that eats both plants and animals; a heterotroph |
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| any living thing that can perform all functions that characterize life, including archaebacteria (Archaea) eubacteria, animals, plants, fungi, and protista. |
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| a symbiotic relationship in which one benefits, the other is harmed. |
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| A two part process in which the Sun's light energy is converted to chemical energy for use by the cell. |
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| a group of organisms of the same species that occupy the same geographic place at the same time. |
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| a type of community interaction in which an organism (predator) captures and feeds on another organism (prey) |
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| an autotroph, an organism that uses sunlight for photosynthesis or inorganic chemicals for chemosynthesis. |
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| is the metabolic process whereby food molecules, like glucose,are oxidized to carbon dioxide and water. The energy released is trapped in the form of ATP for use by all the energy-consuming activities of the cell. |
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| a group of organisms capable of interbreeding and producing fertile offspring. Has a two part scientific name. |
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| A dynamic equilibrium.The state of a system in which no further net change is occurring; result of counterbalancing forward and backward processes. |
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| A type of community interaction. A close, physical relationship between two different organisms |
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| Russian word for forest and is the largest biome in the world.Not many plants can survive the extreme cold of the taiga winter. There are some lichens and mosses, but most plants are coniferous trees like pine, white spruce, hemlock and douglas fir. |
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| Temperate Deciduous Forest |
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| forests in cool, rainy areas; they have trees that lose their leaves in Fall and regrow them in Spring. These forests are found in the middle latitudes around the globe and have four distinct seasons: Spring, Summer, Fall, and Winter. |
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| the evaporation of water from plants. It occurs chiefly at the leaves while their stomata are open for the passage of CO2 and O2 during photosynthesis. |
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| the feeding position in a food chain such as primary producers, herbivore - primary consumer, omnivore - secondary consumer, carnivore - tertiary consumer, etc. |
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| is a forest of tall trees in a region of year-round warmth. An average of 50 to 260 inches (125 to 660 cm.) of rain falls yearly. |
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| is the coldest of all the biomes. The name of this biome comes from the Finnish word tunturi, meaning treeless plain.It is characterized by its extremely low temperatures, little precipitation, poor nutrients, and short growing seasons. |
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| are groups of relatively simple living aquatic organisms that capture light energy through photosynthesis, |
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| is a layer of gases that may surround the Earth. |
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| is the measure of how much of a given substance there is mixed with another substance. Usually expressed as mass/volume. |
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is the process by which water vapor in the air is changed into liquid water.
http://ga.water.usgs.gov/edu/watercyclecondensation.html |
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| gradual change in a community over time |
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| is the process by which water changes from a liquid to a gas or vapor. This is the primary pathway that water moves from the liquid state back into the water cycle as atmospheric water vapor. |
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| an instance of change; the rate or magnitude of change. Example, over a 24 hour period the temperature fluxuated. |
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| are symbiotic associations of a fungus with a photosynthetic partner that can produce food for the lichen from sunlight |
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| is the process of changing energy sources into energy. For example, food proteins are metabolized into energy or heat to be used or absorbed by the body. |
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| is an organism that is microscopic (too small to be seen by the human eye). |
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are any drifting organism that inhabits the water column of oceans, seas, and bodies of fresh water. Three groups: 1) phytoplankton–microscopic plants and bacteria
2) zooplankton–microscopic animals
3) macrozooplankton–larger fish eggs and larvae and oceanic invertebrates |
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| when one population in an ecosystem changes, populations of other organisms can also change, creating a dynamic situation. |
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| Precipitation is water released from clouds in the form of rain, freezing rain, sleet, snow, or hail. It is the primary connection in the water cycle that provides for the delivery of atmospheric water to the Earth. |
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| renewing a degraded, damaged, or destroyed ecosystem through active human intervention. |
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| is a rolling grassland scattered with shrubs and isolated trees,warm temperature year round and which can be found between a tropical rainforest and desert biome. |
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| Following in uninterrupted order; consecutive changes. |
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